2,2
Cf. A128796; A036289.
Sequence in context: A088361 A135968 A135969 this_sequence A068274 A068286 A115483
Adjacent sequences: A128960 A128961 A128962 this_sequence A128964 A128965 A128966
nonn
Mohammad K. Azarian (azarian(AT)evansville.edu), Apr 28 2007
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